Home / 158,079.69-218,050.23-110,315.61

Finding the Fourth Proportional to 158,079.69, 218,050.23 and 110,315.61

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Solution

The fourth proportional to 158,079.69, 218,050.23 and 110,315.61 is: 152,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,079.69 : 218,050.23 = 110,315.61 : x
  2. Step 2: Convert to fraction form
    158,079.69/218,050.23 = 110,315.61/x
  3. Step 3: Cross multiply
    158,079.69x = 218,050.23 × 110,315.61
  4. Step 4: Simplify right side
    158,079.69x = 24,054,344,133.09
  5. Step 5: Solve for x
    x = 24,054,344,133.09/158,079.69
  6. Step 6: Final answer
    x = 152,165.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.